| School | Roll number | County | Total (latest year) | Latest average class size | Largest class | Classes 30+ |
|---|---|---|---|---|---|---|
| MILLSTREET CONVENT N S | 02278I | Cork | 238 | 22.20 | 28 | 0 |
| BOHERBUE N S | 16396R | Cork | 208 | 26.00 | 35 | 2 |
| Scoil an Croi Ro Naofa | 20004T | Cork | 195 | 22.88 | 27 | 0 |
| S N BAILE DEASMUMHAN | 14014N | Cork | 104 | 26.00 | 31 | 1 |
| SN MHUIRE BNS | 18301N | Cork | 94 | 22.00 | 29 | 0 |
| S N Cnoc na Croighe | 18549D | Cork | 83 | 19.50 | 25 | 0 |
| S N MHUIRE MXD | 18128C | Cork | 77 | 25.67 | 30 | 1 |
| S N BREANDAN NAOFA | 17362F | Cork | 76 | 14.50 | 18 | 0 |
| DERRINAGREE N S | 19307H | Cork | 66 | 22.00 | 25 | 0 |
| SN FHIACHNA | 19420D | Cork | 66 | 22.00 | 28 | 0 |
| SCOIL CHAITIGHEIRN | 19507P | Cork | 62 | 20.67 | 26 | 0 |
| S N CUILINN UI CAOIMH | 17171V | Cork | 58 | 19.33 | 25 | 0 |
| Cahermore New Central School | 19501D | Cork | 55 | 18.33 | 19 | 0 |
| ADRIGOLE N S | 16885J | Cork | 25 | 12.50 | 13 | 0 |
| SCOIL NAOMH BREANDAN | 17324U | Cork | 25 | 12.50 | 15 | 0 |
| DROMAGH MIXED N S | 15380U | Cork | 24 | 12.00 | 15 | 0 |
| MHICHIL NAOFA | 19525R | Cork | 21 | 10.50 | 13 | 0 |
| S N OIR CHEANN | 12259K | Cork | 17 | 8.50 | 10 | 0 |
| TRAFRASK MIXED N S | 05565D | Cork | 17 | 8.50 | 11 | 0 |
| CLOGHOOLA MIXED N S | 09872J | Cork | 12 | 6.00 | 8 | 0 |